/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/CollectionPropertyFacade.h
Copy all properties and values from an existing collection to this property collection. Dirty flags will be copied directly. This won't copy any other groups, only data from PropertyGroup. Any pre-xisting data will be removed/replaced.
void Copy ( const [FManagedArrayCollection](API\Runtime\Chaos\GeometryCollection\FManagedArrayCollection) & InManagedArrayCollection )